Home / 209,984.01-289,778.01-119,337.64

Finding the Fourth Proportional to 209,984.01, 289,778.01 and 119,337.64

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Solution

The fourth proportional to 209,984.01, 289,778.01 and 119,337.64 is: 164,685.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,984.01 : 289,778.01 = 119,337.64 : x
  2. Step 2: Convert to fraction form
    209,984.01/289,778.01 = 119,337.64/x
  3. Step 3: Cross multiply
    209,984.01x = 289,778.01 × 119,337.64
  4. Step 4: Simplify right side
    209,984.01x = 34,581,422,665.34
  5. Step 5: Solve for x
    x = 34,581,422,665.34/209,984.01
  6. Step 6: Final answer
    x = 164,685.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.